#define _CRT_SECURE_NO_WARNINGS
#pragma warning(disable:6031)

#include "test.h"

class Person
{
public:
	void Show()
	{
		cout << "show" << endl;
	}
	void setAge() const
	{
		//this->m_age = 10;
		cout << m_age << endl;
	}

	int m_age;
};

int main()
{

	Person* px = NULL;
	//px->Show();
	px->setAge();

	return 0;
}